Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zeiss Ikon AGfiledCriticalZeiss Ikon AG
Priority to FR17204ApriorityCriticalpatent/FR1433890A/fr
Application grantedgrantedCritical
Publication of FR1433890ApublicationCriticalpatent/FR1433890A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
G03B7/099—Arrangement of photoelectric elements in or on the camera
G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
G03B7/0997—Through the lens [TTL] measuring
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR17204A1965-05-151965-05-15Appareil pour la prise de vues cinématographiques équipé d'un dispositif pour la mesure ou la comande de l'exposition
ExpiredFR1433890A
(fr)